► 名詞
金持ち [(3)かねもち] [coll] [sarcastic] meaning: rich rank: 2
☆ 金持ちに有利な税制 ⇨ The tax system advantageous for the riches
☆ 彼の家は金持ちだ ⇨ His family is rich (☛ Also お金持ち is often used, somewhat softening the tone)
富豪 [ふごう] meaning: rich rank: 4
☆ 彼は世界有数の富豪だ ⇨ He is one of the richest people in the world
► 形容動詞
裕福 [(1)ゆうふく] meaning: rich rank: 3
☆ 彼は裕福な過程で育った ⇨ He grew up in an affluent family